轴径 | 公称型号 | 主要尺寸mm | ||
mm | d | D | C | |
30 | NAF304517 | 30 | 45 | 17 | 30 | NAFW304526 | 30 | 45 | 26 |
30 | NAF304716 | 30 | 47 | 16 | 30 | NAFW304732 | 30 | 47 | 32 |
35 | NAF355017 | 35 | 50 | 17 | 35 | NAFW355034 | 35 | 50 | 34 |
35 | NAF355520 | 35 | 55 | 20 | 35 | NAFW355540 | 35 | 55 | 40 |
40 | NAF405517 | 40 | 55 | 17 | 40 | NAFW405534 | 40 | 55 | 34 |
40 | NAF406220 | 40 | 62 | 20 | 40 | NAFW406240 | 40 | 62 | 40 |
材质 | 内层 聚四氟乙烯与铅 | |
中层 青铜粉烧结层 | ||
外层 钢背(表面镀锡/铜) | ||
型号范例 | 内径d | 长度L |
SF-1 | 8 | 12 |